int StorageHandler::SendEvent(const Event* event) {
/*
* TODO: Use multimessage instead of creating a separate buffer and copying the MEP data into it
*/
const EVENT_HDR* data = EventSerializer::SerializeEvent(event);
/*
* Send the event to the merger with a zero copy message
*/
zmq::message_t zmqMessage((void*) data, data->length * 4,
(zmq::free_fn*) ZMQHandler::freeZmqMessage);
while (ZMQHandler::IsRunning()) {
tbb::spin_mutex::scoped_lock my_lock(sendMutex_);
try {
mergerSockets_[event->getBurstID() % mergerSockets_.size()]->send(zmqMessage);
break;
} catch (const zmq::error_t& ex) {
if (ex.num() != EINTR) { // try again if EINTR (signal caught)
LOG_ERROR<< ex.what() << ENDL;
onShutDown();
return 0;
}
}
}
return data->length * 4;
}
void communication::ZeroConnection::send(const std::string& message)
{
std::size_t length = message.size();
zmq::message_t zmqMessage (length);
std::memcpy(zmqMessage.data(), message.data(), length);
socket_.send(zmqMessage);
}
// TODO This needs to be YAMLized.
bool IEvent::Service::Publisher::publish(std::string subject, std::string message) {
std::cerr << "DEPRECATED" << std::endl;
int length = subject.length() + message.length() + 3;
zmq::message_t zmqMessage(50);
char *data = (char*) zmqMessage.data();
sprintf_s(data, length, "%s: %s", subject.c_str(), message.c_str());
return _publisher.send(zmqMessage);
/*zmq::message_t zmessage(20);
sprintf_s ((char *) message.data(), 20 ,
"%05d %d %d", 98109, 55, 40);
assert (_publisher);
return _publisher.send(zmessage);*/
return true;
}
bool ZeroMqConnection::send(const MoleQueue::PacketType &packet,
const MoleQueue::EndpointIdType &endpoint)
{
zmq::message_t zmqMessage(packet.size());
memcpy(zmqMessage.data(), packet.constData(), packet.size());
bool rc;
// If on the server side send the endpoint id first
if (m_socketType == ZMQ_ROUTER) {
zmq::message_t identity(endpoint.size());
memcpy(identity.data(), endpoint.data(), endpoint.size());
try {
rc = m_socket->send(identity, ZMQ_SNDMORE | ZMQ_NOBLOCK);
}
catch (zmq::error_t e) {
qWarning("zmq exception during endpoint send: Error %d: %s",
e.num(), e.what());
return false;
}
if (!rc) {
qWarning() << "zmq_send failed with EAGAIN";
return false;
}
}
// Send message body
try {
rc = m_socket->send(zmqMessage, ZMQ_NOBLOCK);
}
catch (zmq::error_t e) {
qWarning("zmq exception during message send: Error %d: %s",
e.num(), e.what());
return false;
}
if (!rc) {
qWarning() << "zmq_send failed with EAGAIN";
return false;
}
return true;
}
